Choice 1 - Using Hooke’s Law to design a Letter Scale Have you ever wanted to send a letter, but were unsure of how many stamps to put on the envelope?In this activity, you will design and build a scale using simple items found around the house – including a rubber band.Before you build the scale, you must first find the elastic constant of your rubber band.Then you will design a scale that will measure between 0-4 ounces.Unfortunately, the physics room only has gram measurements, so you will have to convert ounces into grams. US Postal Service http://www.usps.com/prices/first-class-mail-prices.htmLetters
Weight Not Over In grams:
Price
1 ounce
$0.44
2 ounces
$0.61
3 ounces
$0.78
3.5 ounces
$0.95
[[javascript:popWin("usps_prices_printTable_04_1.html");|Printer Friendly]] Size limits:
- Rectangular; length is the dimension parallel to the address.
- At least 3-1/2 inches high by 5 inches long by 0.007 inch thick
- No more than 6-1/8 inches high by 11-1/2 inches long by 1/4 inch thick
- Up to 3.5 ounces
- Surcharge will apply for nonmachinable letter
Steps 1.Complete “Hooke or By Crook” lab activity 2.Choose one rubber band the you used in the lab to use for your letter scale. Write your name on band and it's elastic constant. 3.Design and build a scale that can predict how many ounces your letter is.
4. You have two days in class for this activity. The scale is due on Monday Oct 5.
5. Rubric:
Expectations
Points
Student Grade
Teacher Grade
Product Name
Student creates interesting name for the produce
10 pts
Journal/Report
Student describes the thinking and design process needed to create scale. Refer to three different references used in project. Reliable websites and text book are acceptable.
20 pts
Cost Estimate
Contains material list and estimate of cost of producing letter scale
10 pts
Hooke's Law lab
Write-up with graphs included in report
20 pts
Ease of use
(letter can easily be placed on scale)
10 pts
Accuracy
(scale accuately measures the number of stamps needed on a 1st class card)
10 pts
Neatness
Journal and scale can easily be read)
10 pts
Completed on Time
10 pts
Choice 2 - PowerPoint about applications of Hooke's Law - Student will create a PowerPoint that demostrated their understanding of Hooke's law and how it applies to one of the following: automobile shock absorbers, bungee jumping, trampoline, slinky, pogo sticks, watches or other mechanical devices with permission.
Expectations
Points
Student Grade
Teacher Grade
Title/Subject
Student creates interesting title for project. Project relates to Hooke's Law
10 pts
Journal/Report
Student describes the thinking and design process needed to create powerpoint. Refer to three different references used in project. Reliable websites and text book are acceptable.
20 pts
Hooke's Law lab
Write-up with graphs included in report
20pts
Powerpoint
Contains at least 15 slides that are orginal (NOT CUT AND PASTE INFO)
10pts
Hooke's law/History
Decribes the history of Hooke's law and what the law means (2 pictures)
10 pts
Hooke's law uses
Explains how Hooke's law relates to the device (4 pictures)
10 pts
Neatness/Flow
Powerpoint has an even flow and presents information in organized insightful manner.
10 pts
Completed on Time
10 pts
Choice 3 - Research Paper about application's of Hooke's Law - Student's will create a research paper that demonstrates their understanding of Hooke's law and how it applies to one of the following: ATVs, motorcross bikes, Nerf guns, screen doors, watches, or other mechanical devices with permission.
Expectations
Points
Student Grade
Teacher Grade
Title/Subject
Student creates interesting title for project. Project relates to Hooke's Law
10 pts
Journal/Prewriting
Student describes the thinking and design process needed to create paper. Refer to three different references used in project. Reliable websites and text book are acceptable.
20 pts
Hooke's Law lab
Write-up with graphs included in report
20pts
Paper
Four page paper with cover page and bibliography
10pts
Hooke's law/History
Decribes the history of Hooke's law and what the law means
10 pts
Hooke's law uses
Explains how Hooke's law relates to the device
10 pts
Neatness/Flow
Paper has an even flow and presents information in organized insightful manner.
10 pts
Completed on Time
10 pts
Choice 4 - Hooke's Law poster - Student will create a poster that explains Hooke's Law and includes picture and explanations of its various uses.
Expectations
Points
Student Grade
Teacher Grade
Title/Subject
Student creates interesting title for poster. Poaster relates to Hooke's Law
10 pts
Journal/Report
Student describes the thinking and design process needed to create poster. Refer to three different references used in project. Reliable websites and text book are acceptable.
20 pts
Hooke's Law lab
Write-up with graphs included in report
20pts
Poster
Contains at least 4 different pictures that relate (can be drawn or printed off internet)
10pts
Hooke's law/History
Decribes the history of Hooke's law and what the law means
10 pts
Hooke's law uses
Explains how Hooke's law relates to the devices
10 pts
Neatness/Flow
Poster has an even flow and presents information in organized insightful manner.
SURVEY
HOOKES LAW PROJECTS
Choice 1 - Using Hooke’s Law to design a Letter Scale Have you ever wanted to send a letter, but were unsure of how many stamps to put on the envelope? In this activity, you will design and build a scale using simple items found around the house – including a rubber band. Before you build the scale, you must first find the elastic constant of your rubber band. Then you will design a scale that will measure between 0-4 ounces. Unfortunately, the physics room only has gram measurements, so you will have to convert ounces into grams. US Postal Service http://www.usps.com/prices/first-class-mail-prices.htm LettersSize limits:
- Rectangular; length is the dimension parallel to the address.
- At least 3-1/2 inches high by 5 inches long by 0.007 inch thick
- No more than 6-1/8 inches high by 11-1/2 inches long by 1/4 inch thick
- Up to 3.5 ounces
- Surcharge will apply for nonmachinable letter
Steps
1. Complete “Hooke or By Crook” lab activity
2. Choose one rubber band the you used in the lab to use for your letter scale. Write your name on band and it's elastic constant.
3. Design and build a scale that can predict how many ounces your letter is.
4. You have two days in class for this activity. The scale is due on Monday Oct 5.
5. Rubric:
Choice 2 - PowerPoint about applications of Hooke's Law - Student will create a PowerPoint that demostrated their understanding of Hooke's law and how it applies to one of the following: automobile shock absorbers, bungee jumping, trampoline, slinky, pogo sticks, watches or other mechanical devices with permission.
Choice 3 - Research Paper about application's of Hooke's Law - Student's will create a research paper that demonstrates their understanding of Hooke's law and how it applies to one of the following: ATVs, motorcross bikes, Nerf guns, screen doors, watches, or other mechanical devices with permission.
Choice 4 - Hooke's Law poster - Student will create a poster that explains Hooke's Law and includes picture and explanations of its various uses.